<template>
	<view class="app">
		<view class="price-box">
			<text>支付金额</text>
			<text class="price">{{this.actualprice}}</text>
		</view>

		<view class="pay-type-list">

			<view class="type-item b-b" @click="changePayType(1)">
				<text class="icon yticon icon-weixinzhifu"></text>
				<view class="con">
					<text class="tit">微信支付</text>
					<text>推荐使用微信支付</text>
				</view>
				<label class="radio">
					<radio value="" color="#fa436a" :checked='payType == 1' />
					</radio>
				</label>
			</view>
			<view class="type-item b-b" @click="changePayType(2)">
				<text class="icon yticon icon-alipay"></text>
				<view class="con">
					<text class="tit">支付宝支付</text>
				</view>
				<label class="radio">
					<radio value="" color="#fa436a" :checked='payType == 2' />
					</radio>
				</label>
			</view>
			<view class="type-item" @click="changePayType(3)">
				<text class="icon yticon icon-erjiye-yucunkuan"></text>
				<view class="con">
					<text class="tit">预存款支付</text>
					<!-- 如果用户余额小于实付款，则为余额不足 -->
					<text v-if="this.user.money < this.actualprice">
						<text>可用余额 ¥{{this.user.money}}</text>
						<text style="color:red;padding-left: 5px;">余额不足</text>
					</text>
					<!-- 正常显示 -->
					<text v-else>可用余额 ¥{{this.user.money}}</text>
				</view>
				<label class="radio">
					<radio value="" color="#fa436a" :checked='payType == 3' />
					</radio>
				</label>
			</view>
		</view>
		
		<text class="mix-btn" @click="confirm">确认支付</text>
	</view>
</template>

<script>
    import {mapMutations, mapState} from 'vuex';
	export default {
		data() {
			return {
				payType: 1,
				//订单id数组
				orderInfo: {},
				//实付款
				actualprice:undefined,
				//优惠券id
				couponsId:null,
				//用户信息
				user:{}
			};
		},
		computed: {
		
		},
		onLoad(options) {
			//获取订单信息
			this.orderInfo = JSON.parse(options.orderInfo)
			//实付款
			this.actualprice = options.actualprice
			//获取优惠券id
			if(options.couponsId !== 'undefined'){
				this.couponsId = options.couponsId
			}
			//查询可余额
			this.getMoney()
			
		},

		methods: {
			//选择支付方式
			changePayType(type) {
				if(type === 3 && this.user.money < this.actualprice){
					uni.showToast({title: '余额不足哦亲',icon: 'none'})
				}
				this.payType = type;
			},
			
			
			//确认支付
			confirm: async function() {
				if(this.payType === 3 && this.user.money < this.actualprice){
					uni.showToast({title: '余额不足哦亲',icon: 'none'})
					return 
				}
				//支付接口
				await this.$user.userPost({
					url:'ygOrder/payment',
					data:{
						userId:this.userInfo.id,
						orderIdArr:this.orderInfo,
						modeOfPayment:this.payType,
						couponsId:this.couponsId
					}
				}).then((res)=>{
					if(res.msg === '200'){
						uni.redirectTo({
							url: '/pages/money/paySuccess'
						})
					}else{
						uni.showToast({title: '支付失败亲',icon: 'none'})
					}
				})
				
			},
			
			//获取用户余额
			async getMoney(){
				this.user = (await this.$user.userPost({
					url:'ygUser/selectOne',data:{'id':this.userInfo.id}
				})).data
			}
		},
		computed:{
			...mapState(['hasLogin','userInfo'])
		}
	}
</script>

<style lang='scss'>
	.app {
		width: 100%;
	}

	.price-box {
		background-color: #fff;
		height: 265upx;
		display: flex;
		flex-direction: column;
		justify-content: center;
		align-items: center;
		font-size: 28upx;
		color: #909399;

		.price{
			font-size: 50upx;
			color: #303133;
			margin-top: 12upx;
			&:before{
				content: '￥';
				font-size: 40upx;
			}
		}
	}

	.pay-type-list {
		margin-top: 20upx;
		background-color: #fff;
		padding-left: 60upx;
		
		.type-item{
			height: 120upx;
			padding: 20upx 0;
			display: flex;
			justify-content: space-between;
			align-items: center;
			padding-right: 60upx;
			font-size: 30upx;
			position:relative;
		}
		
		.icon{
			width: 100upx;
			font-size: 52upx;
		}
		.icon-erjiye-yucunkuan {
			color: #fe8e2e;
		}
		.icon-weixinzhifu {
			color: #36cb59;
		}
		.icon-alipay {
			color: #01aaef;
		}
		.tit{
			font-size: $font-lg;
			color: $font-color-dark;
			margin-bottom: 4upx;
		}
		.con{
			flex: 1;
			display: flex;
			flex-direction: column;
			font-size: $font-sm;
			color: $font-color-light;
		}
	}
	.mix-btn {
		display: flex;
		align-items: center;
		justify-content: center;
		width: 630upx;
		height: 80upx;
		margin: 80upx auto 30upx;
		font-size: $font-lg;
		color: #fff;
		background-color: $base-color;
		border-radius: 10upx;
		box-shadow: 1px 2px 5px rgba(219, 63, 96, 0.4);
	}

</style>
